Re: Water Water

Rick et al,
Any idea how one would measure this in one's soil?
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At 08:18 PM 12/11/97 -0600, you wrote:
>
>About drip watering:
>
>I use drip irrigation on my pumpkins as well as many other fruit and
>vegetable crops.  It works well for me, the placement is good, and you get
>precise control of whats going on.  
>
>About lots of water and breathing probes:
>
>Every soil has a different texture and structure, and like wise can hold a
>different amount of water.  A sandy soil will hold comparatively less water
>per inch of soil than a heavy clay....this is common sense, but they key to
>moisture manangement with plants is how full the soil is relative to what
>it can hold.  Most plant roots do not like completely saturated soils, the
>roots have to have ample air to "breath".   It has been shown and
>scientifically proven that the optimum moisture level in the soil is 67% of
>field capacity.  Field capacity is the amount of water in the soil after
>gravity has drained out the extra moisture.  For example if a sponge is
>soaked in a bucket of water then held above in the air, a fair amount of
>water would drip out, then it would hold the rest.  Once the sponge stops
>dripping and holds the moisture in it that would be equivalent to field
>capacity.  Optimum plant health is at 67% of this field capacity.  You
>should water when your soil moisture gets dryer than 67% and stop watering
>once you are wetter than 67%.  
>
>Research grants for AGS.....that sounds great there sure is a lot of
>uncovered ground.  
>
>Rick
>
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